Dansk standard DS/EN 14915 1. udgave 2006-12-01 Massiv træbeklædning til indvendig og udvendig brug Karakteristika, evaluering af overensstemmelse og mærkning Solid wood panelling and cladding Characteristics, evaluation of conformity and marking
DS/EN 14915 København DS projekt: 55281 ICS: 79.080 Første del af denne publikations betegnelse er: DS/EN, hvilket betyder, at det er en europæisk standard, der har status som dansk standard. Denne publikations overensstemmelse er: IDT med: EN 14915:2006. DS-publikationen er på engelsk. DS-publikationstyper Dansk Standard udgiver forskellige publikationstyper. Typen på denne publikation fremgår af forsiden. Der kan være tale om: Dansk standard standard, der er udarbejdet på nationalt niveau, eller som er baseret på et andet lands nationale standard, eller standard, der er udarbejdet på internationalt og/eller europæisk niveau, og som har fået status som dansk standard DS-information publikation, der er udarbejdet på nationalt niveau, og som ikke har opnået status som standard, eller publikation, der er udarbejdet på internationalt og/eller europæisk niveau, og som ikke har fået status som standard, fx en teknisk rapport, eller europæisk præstandard DS-håndbog samling af standarder, eventuelt suppleret med informativt materiale DS-hæfte publikation med informativt materiale Til disse publikationstyper kan endvidere udgives tillæg og rettelsesblade DS-publikationsform Publikationstyperne udgives i forskellig form som henholdsvis fuldtekstpublikation (publikationen er trykt i sin helhed) godkendelsesblad (publikationen leveres i kopi med et trykt DS-omslag) elektronisk (publikationen leveres på et elektronisk medie) DS-betegnelse Alle DS-publikationers betegnelse begynder med DS efterfulgt af et eller flere præfikser og et nr., fx DS 383, DS/EN 5414 osv. Hvis der efter nr. er angivet et A eller Cor, betyder det, enten at det er et tillæg eller et rettelsesblad til hovedstandarden, eller at det er indført i hovedstandarden. DS-betegnelse angives på forsiden. Overensstemmelse med anden publikation: Overensstemmelse kan enten være IDT, EQV, NEQ eller MOD IDT: Når publikationen er identisk med en given publikation. EQV: Når publikationen teknisk er i overensstemmelse med en given publikation, men præsentationen er ændret. NEQ: Når publikationen teknisk eller præsentationsmæssigt ikke er i overensstemmelse med en given standard, men udarbejdet på baggrund af denne. MOD: Når publikationen er modificeret i forhold til en given publikation.
EUROPEAN STANDARD NORME EUROPÉENNE EUROPÄISCHE NORM EN 14915 August 2006 ICS 79.080 English Version Solid wood panelling and cladding - Characteristics, evaluation of conformity and marking Lambris et bardages en bois - Caractéristiques, évaluation de conformité et marquage This European Standard was approved by CEN on 24 May 2006. Wand- und Deckenbekleidung aus Massivholz im Innenund Außenbereich - Eingenschaften, Bewertung der Konformität und Kennzeichnung CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this European Standard the status of a national standard without any alteration. Up-to-date lists and bibliographical references concerning such national standards may be obtained on application to the Central Secretariat or to any CEN member. This European Standard exists in three official versions (English, French, German). A version in any other language made by translation under the responsibility of a CEN member into its own language and notified to the Central Secretariat has the same status as the official versions. CEN members are the national standards bodies of Austria, Belgium, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and United Kingdom. EUROPEAN COMMITTEE FOR STANDARDIZATION COMITÉ EUROPÉEN DE NORMALISATION EUROPÄISCHES KOMITEE FÜR NORMUNG Management Centre: rue de Stassart, 36 B-1050 Brussels 2006 CEN All rights of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN 14915:2006: E
EN 14915:2006 (E) Contents Page Foreword...3 1 Scope...4 2 Normative references...4 3 Terms and definitions...5 4 Characteristics for internal and external wall and ceiling...5 4.1 General...5 4.2 Characteristics for solid wood panelling for use on internal walls and ceilings...5 4.3 Characteristics for solid wood sidings for use on internal walls...6 4.4 Characteristics for solid wood sidings for use on external walls...6 4.5 Characteristics for solid wood cladding for use on external walls and ceilings...6 4.6 Durability against biological attack...6 4.6.1 Natural durability...6 4.6.2 Timber treated against biological attack...6 5 Determination of the characteristics...7 5.1 Reaction to fire...7 5.2 Release of formaldehyde...9 5.3 Content of pentachlorophenol...10 5.4 Water vapour permeability...10 5.5 Sound absorption...10 5.6 Thermal conductivity...10 6 Evaluation of conformity...11 6.1 General...11 6.2 Initial type testing or assessment...11 6.3 Factory production control (FPC)...12 6.3.1 General...12 6.3.2 Procedures when control criteria are not met...12 6.3.3 Record of documentation...12 6.3.4 FPC testing...12 7 Marking...14 Annex A (normative) Simplified encoding system for solid wood panelling and cladding...15 Annex B (informative) General consideration regarding durability of wood...16 B.1 General precautions (based on EN 335-2:1992, Annex A)...16 B.2 Natural or conferred durability of solid wood (extract from EN 335-2:1992, Annex A)...16 B.3 Construction...17 Annex C (normative) Formaldehyde classes...18 C.1 General...18 C.2 Panelling and cladding to be tested...18 C.3 Materials to be tested...18 Annex ZA (informative) Clauses of this European Standard addressing the provisions of the EU Construction Products Directive...20 ZA.1 Scope and relevant characteristics...20 ZA.2 Procedure for the attestation of conformity of solid wood panelling and cladding...21 ZA.2.1 Systems of attestation of conformity...21 ZA.2.2 EC Certificate and Declaration of conformity...23 ZA.3 CE marking and labelling...25 Bibliography...28 2
EN 14915:2006 (E) Foreword This document (EN 14915:2006) has been prepared by Technical Committee CEN/TC 175 Round and sawn timber, the secretariat of which is held by AFNOR. This European Standard shall be given the status of a national standard, either by publication of an identical text or by endorsement, at the latest by December 2006, and conflicting national standards shall be withdrawn at the latest by March 2008. This document has been prepared under a mandate given to CEN by the European Commission and the European Free Trade Association, and supports essential requirements of EU Directive(s). For relationship with EU Directive(s), see informative Annex ZA, which is an integral part of this document. According to the CEN/CENELEC Internal Regulations, the national standards organizations of the following countries are bound to implement this European Standard: Austria, Belgium, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and United Kingdom. 3
EN 14915:2006 (E) 1 Scope This European Standard defines and specifies the relevant characteristics and the appropriate test methods to determine these characteristics for products (including sidings) used in solid wood panelling and cladding for: wall and ceiling panelling for internal use; wall and ceiling cladding for external uses. It provides for the evaluation of conformity and the requirements for marking these products. The products are not evaluated for stiffening functions. This European Standard covers treated as well as untreated wood and it covers finger jointed and edge glued products. This European Standard covers products in compliance with EN 14519, EN 14951 and pren 15146 but it also covers other solid timber products suitable for panelling and cladding. This European Standard does not cover products which are produced from laminated layer section. 2 Normative references The following referenced documents are indispensable for the application of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies. EN 326-1, Wood-based panels Sampling, cutting and inspection Part 1: Sampling and cutting of test pieces and expression of test results EN 350-1, Durability of wood and wood-based products Natural durability of solid wood Part 1: Guide to the principles of testing and classification of the natural durability of wood EN 350-2, Durability of wood and wood-based products Natural durability of solid wood Part 2: Guide to natural durability and treatability of selected wood species of importance in Europe EN 335-2:1992, Durability of wood and wood-based products Definition of hazard classes of biological attack Part 2: Application to solid wood EN 351-1, Durability of wood and wood-based products - Preservative-treated solid wood - Part 1: Classification of preservative penetration and retention EN 599-2, Durability of wood and wood-based products Performance of preventive wood preservatives as determined by biological tests Part 2: Classification and labelling EN 717-1, Wood based panels Determination of formaldehyde release Part 1: Formaldehyde emission by the chamber method EN 717-2, Wood based panels Determination of formaldehyde release Part 2: Formaldehyde release by the gas analysis method EN 844-9:1997, Round and sawn timber Terminology Part 9: Terms relating to features of sawn timber EN 1309-1:1997, Round and sawn timber Method of measurement of dimensions Part 1: Sawn timber EN 12524, Building materials and products Hygrothermal properties Tabulated design values 4